Vacuum



FIG. 1 is a perspective view of a first embodiment of a vacuum.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a left view thereof.

FIG. 5 is a right view thereof.

FIG. 6 is a top view thereof.

FIG. 7 is a bottom view thereof.

FIG. 8 is a perspective view of a second embodiment of a vacuum.

FIG. 9 is a front view thereof.

FIG. 10 is a rear view thereof.

FIG. 11 is a left view thereof.

FIG. 12 is a right view thereof.

FIG. 13 is a top view thereof.

FIG. 14 is a bottom view thereof.

FIG. 15 is a perspective view of a third embodiment of a vacuum.

FIG. 16 is a front view thereof.

FIG. 17 is a rear view thereof.

FIG. 18 is a left view thereof.

FIG. 19 is a right view thereof.

FIG. 20 is a top view thereof; and,

FIG. 21 is a bottom view thereof. 

The ornamental design for a vacuum, as shown and described. 